oracle插入返回主键&&根据时间获取最新的一条数据

<!-- 查询车辆最新出厂区订单记录 -->
<select id="queryMaxVehRecordByOutFactory" parameterType="java.util.Map" resultType="com.extracme.volvopark.netty.domain.BrakeOpen">
SELECT
orderSeq,vin,orderStatus,timeType
FROM
(
SELECT
o.ORDER_SEQ orderSeq,v.VIN vin,o.ORDER_STATUS orderStatus,o.TIME_CLASSIFICATION timeType
FROM
ORDER_INFO o
INNER JOIN
VEHICLE_INFO v
ON
o.VIN=v.VIN
where
TO_CHAR(SYSDATE , 'YYYYMMDDHH24MI') > o.PLAN_PICKUPTIME
AND o.REAL_PICKUPTIME IS NOT NULL
<!-- AND o.REAL_RETURNTIME IS NULL -->
and o.ORDER_TYPE = 2
<!-- AND o.ORDER_STATUS=3 -->
AND (v.RFID =  #{rfid,jdbcType=VARCHAR} or v.RFID1 =  #{rfid,jdbcType=VARCHAR} or v.RFID2 =  #{rfid,jdbcType=VARCHAR} or v.RFID3 =  #{rfid,jdbcType=VARCHAR} or v.RFID4 = #{rfid,jdbcType=VARCHAR})
ORDER BY o.PLAN_RETURNTIME DESC
) where rownum=1
</select>

<!-- 插入出停车场记录 -->
<insert id="insertParkOrFactoryOut" parameterType="com.extracme.volvopark.netty.domain.VehicleInOutInfo">
<selectKey resultType="java.lang.Long" order="BEFORE" keyProperty="vehicleInOutInfoSeq">
SELECT VEH_INOUT_SEQ.NEXTVAL from DUAL
</selectKey>
insert into VEHICLE_IN_OUT_INFO
<trim prefix="(" suffix=")" suffixOverrides=",">
<if test="vehicleInOutInfoSeq != null">
VEHICLE_IN_OUT_INFO_SEQ,
</if>
<if test="vin != null">
VIN,
</if>

</trim>
<trim prefix="values (" suffix=")" suffixOverrides=",">
<if test="vehicleInOutInfoSeq != null">
#{vehicleInOutInfoSeq,jdbcType=DECIMAL},
</if>
<if test="vin != null">
#{vin,jdbcType=VARCHAR},
</if>

private Long vehicleInOutInfoSeq;